The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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Your body is creating and killing about 2.4 million red blood cells per second.
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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
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A cow produces around 200,000 glasses of milk in her lifetime.
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